{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1087",
    "entityType": "User",
    "nonce": "0xc274b4568c6d7de8e66ddab83fa0f869846b1360c2b771d740de91b579eb855d",
    "signature": "0x323422f0c1725eeb70eb2384d0974e14efce748d3516f065d0ae08052cb3e4976fa97358d6d0ee32910054e89ab97a652e72c9db5feb6ab5713960fb5e8cbdef1b",
    "signer": "0xA7D206a8f2b63986B1Af437a01CFbCDCcE69601e",
    "userId": "856769027"
  }
}